A Bootiful Podcast: Spring Security lead Rob Winch answers some security questions for me

Hi Spring and security fans! I got the legendary Spring Security lead Rob Winch to answers some of my burning security questions for us! Also: make sure you're downloading all the updates for the new Spring releases this week, the week of June 11th, 2026! or later...

cve-2026-41862 - HIGH - Kryo deserialization of persisted context without class allowlist

cve-2026-41862 - HIGH - Kryo deserialization of persisted context without class allowlist...

cve-2026-47825 - HIGH - Spring Cloud Gateway Server Forwards Headers from Untrusted Proxies in certain situations

cve-2026-47825 - HIGH - Spring Cloud Gateway Server Forwards Headers from Untrusted Proxies in certain situations...

cve-2026-41708 - HIGH - Spring Cloud Sleuth instrumentation of Spring TX DoS vulnerability

cve-2026-41708 - HIGH - Spring Cloud Sleuth instrumentation of Spring TX DoS vulnerability...

cve-2026-40997 - MEDIUM - SOAP security faults leak Spring Security account state

cve-2026-40997 - MEDIUM - SOAP security faults leak Spring Security account state...

cve-2026-41699 - HIGH - Unsafe Deserialization in Spring GraphQL

cve-2026-41699 - HIGH - Unsafe Deserialization in Spring GraphQL...

cve-2026-40985 - MEDIUM - Data Binding Vulnerability in Spring Web Flow with Unified EL Parser

cve-2026-40985 - MEDIUM - Data Binding Vulnerability in Spring Web Flow with Unified EL Parser...

cve-2026-40994 - HIGH - Wss4jSecurityInterceptor disables WS-I BSP validation by default

cve-2026-40994 - HIGH - Wss4jSecurityInterceptor disables WS-I BSP validation by default...

cve-2026-40986 - MEDIUM - Spring Web Flow JS RemotingHandler renders non-HTML Response as HTML

cve-2026-40986 - MEDIUM - Spring Web Flow JS RemotingHandler renders non-HTML Response as HTML...

cve-2026-41856 - HIGH - Spring GraphQL Annotation Detection Vulnerability

cve-2026-41856 - HIGH - Spring GraphQL Annotation Detection Vulnerability...

cve-2026-41001 - MEDIUM - Predictable Temp Directory in Artemis Auto-configuration

cve-2026-41001 - MEDIUM - Predictable Temp Directory in Artemis Auto-configuration...

cve-2026-40992 - MEDIUM - Mail Auto-Configuration Does Not Enable SSL Hostname Verification

cve-2026-40992 - MEDIUM - Mail Auto-Configuration Does Not Enable SSL Hostname Verification...

cve-2026-41700 - HIGH - Cross-Site WebSocket Hijacking in Spring for GraphQL

cve-2026-41700 - HIGH - Cross-Site WebSocket Hijacking in Spring for GraphQL...

cve-2026-40995 - MEDIUM - X.509 authentication bypasses Spring Security account checks

cve-2026-40995 - MEDIUM - X.509 authentication bypasses Spring Security account checks...

cve-2026-40999 - HIGH - Spring WS SSRF via unvalidated WS-Addressing reply destinations

cve-2026-40999 - HIGH - Spring WS SSRF via unvalidated WS-Addressing reply destinations...

cve-2026-41000 - LOW - WSS4J validation does not use configured replay cache

cve-2026-41000 - LOW - WSS4J validation does not use configured replay cache...

cve-2026-40998 - HIGH - Jaxp13 XPath XXE via StreamSource and SAXSource

cve-2026-40998 - HIGH - Jaxp13 XPath XXE via StreamSource and SAXSource...

cve-2026-40996 - MEDIUM - Inbound WS-Security allows RSA PKCS#1 v1.5 key transport by default

cve-2026-40996 - MEDIUM - Inbound WS-Security allows RSA PKCS1 v1.5 key transport by default...

cve-2026-40987 - HIGH - Remote-file synchronizer in Spring Integration writes server-supplied filename under localDirectory without canonicalization

cve-2026-40987 - HIGH - Remote-file synchronizer in Spring Integration writes server-supplied filename under localDirectory without canonicalization...

cve-2026-41697 - MEDIUM - Spring Data Relational Parameter not Escaped for Query By Example LIKE Pattern

cve-2026-41697 - MEDIUM - Spring Data Relational Parameter not Escaped for Query By Example LIKE Pattern...

cve-2026-40993 - HIGH - Unfiltered Java Native Deserialization of SAML 2.0 Asserting Party Credentials BLOB Database Entry

cve-2026-40993 - HIGH - Unfiltered Java Native Deserialization of SAML 2.0 Asserting Party Credentials BLOB Database Entry...

cve-2026-41711 - MEDIUM - Potential Denial of Service through crafted Sort Parameters

cve-2026-41711 - MEDIUM - Potential Denial of Service through crafted Sort Parameters...

cve-2026-41696 - MEDIUM - Spring Data MongoDB Bind Parameter Literal Quoting Breakout

cve-2026-41696 - MEDIUM - Spring Data MongoDB Bind Parameter Literal Quoting Breakout...

cve-2026-41695 - HIGH - Denial of Service in Spring Data Commons Property Path Resolution

cve-2026-41695 - HIGH - Denial of Service in Spring Data Commons Property Path Resolution...

cve-2026-41727 - MEDIUM - In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior

cve-2026-41727 - MEDIUM - In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior...

cve-2026-41726 - MEDIUM - In Spring for Apache Kafka, unbounded delegate cache keyed on user-controlled, potentially malicious selector header

cve-2026-41726 - MEDIUM - In Spring for Apache Kafka, unbounded delegate cache keyed on user-controlled, potentially malicious selector header...

cve-2026-41714 - MEDIUM - In Spring AMQP the `RabbitConnectionFactoryBean.setUri("amqps://...")` bypasses secure SSL setup, uses `TrustEverythingTrustManager`

cve-2026-41714 - MEDIUM - In Spring AMQP the RabbitConnectionFactoryBean.setUri"amqps://..." bypasses secure SSL setup, uses TrustEverythingTrustManager...

cve-2026-41731 - HIGH - In Spring for Apache Kafka, overly broad trusted-package matching in header mappers exposes JDK classes to deserialization

cve-2026-41731 - HIGH - In Spring for Apache Kafka, overly broad trusted-package matching in header mappers exposes JDK classes to deserialization...

cve-2026-41701 - MEDIUM - In Spring AMQP sequential correlation IDs enable reply poisoning on fixed reply queues

cve-2026-41701 - MEDIUM - In Spring AMQP sequential correlation IDs enable reply poisoning on fixed reply queues...

cve-2026-41694 - LOW - SAML Payloads Decrypted Without Valid Signature

cve-2026-41694 - LOW - SAML Payloads Decrypted Without Valid Signature...

cve-2026-41008 - MEDIUM - Spring Security Authorization Server Open Redirect via request_uri

cve-2026-41008 - MEDIUM - Spring Security Authorization Server Open Redirect via requesturi...

cve-2026-41003 - HIGH - Unencoded HTML Outputs in Spring Security May Allow Cross-Site Scripting

cve-2026-41003 - HIGH - Unencoded HTML Outputs in Spring Security May Allow Cross-Site Scripting...

cve-2026-40988 - HIGH - Unbounded DEFLATE Inflation in SAML 2.0 Service Provider

cve-2026-40988 - HIGH - Unbounded DEFLATE Inflation in SAML 2.0 Service Provider...

cve-2026-41719 - MEDIUM - Spring Data KeyValue - SpEL Injection vulnerability in SpelPropertyComparator

cve-2026-41719 - MEDIUM - Spring Data KeyValue - SpEL Injection vulnerability in SpelPropertyComparator...

cve-2026-41716 - HIGH - Spring Data web support unbounded negative-result cache keyed on attacker-supplied property names

cve-2026-41716 - HIGH - Spring Data web support unbounded negative-result cache keyed on attacker-supplied property names...

cve-2026-41717 - HIGH - Spring Data MongoDB - SpEL Expression Injection via Annotated Query Parameter Binding

cve-2026-41717 - HIGH - Spring Data MongoDB - SpEL Expression Injection via Annotated Query Parameter Binding...

cve-2026-41721 - MEDIUM - Spring Data Commons Denial of Service via Data Binding

cve-2026-41721 - MEDIUM - Spring Data Commons Denial of Service via Data Binding...

cve-2026-41837 - MEDIUM - Spring Data REST Querydsl integration exposes Jackson-hidden persistent fields as filter keys

cve-2026-41837 - MEDIUM - Spring Data REST Querydsl integration exposes Jackson-hidden persistent fields as filter keys...

cve-2026-41729 - HIGH - Spring Data REST SpEL Injection via Map Key in JSON Patch

cve-2026-41729 - HIGH - Spring Data REST SpEL Injection via Map Key in JSON Patch...

cve-2026-41728 - HIGH - Spring Data REST JSON Patch bypasses Jackson read-only property protection on nested objects and collections

cve-2026-41728 - HIGH - Spring Data REST JSON Patch bypasses Jackson read-only property protection on nested objects and collections...

cve-2026-40991 - MEDIUM - XML External Entity (XXE) injection when documenting untrusted XML content

cve-2026-40991 - MEDIUM - XML External Entity XXE injection when documenting untrusted XML content...

This Week in Spring - June 9th, 2026

Hi Spring fans! Welcome to another installment of This Week in Spring! Tons of releases coming out today and this week! So make sure you're pulling in the latest posts, as often as possible! Spring LDAP 2026.06 Releases - Contains CVE Fix Spring Framework 7.0.8 and 6.2.19 Available Now Spring...

cve-2026-41706 - MEDIUM - Open Redirect When Using CookieRequestCache

cve-2026-41706 - MEDIUM - Open Redirect When Using CookieRequestCache...

cve-2026-47838 - MEDIUM - Unauthorized User Impersonation when Using X.509 Client Certificates

cve-2026-47838 - MEDIUM - Unauthorized User Impersonation when Using X.509 Client Certificates...

cve-2026-40983 - HIGH - Micrometer gRPC server instrumentation DoS vulnerability

cve-2026-40983 - HIGH - Micrometer gRPC server instrumentation DoS vulnerability...

cve-2026-41710 - MEDIUM - Cache Exhaustion in Stateful Retries leads to Denial of Service

cve-2026-41710 - MEDIUM - Cache Exhaustion in Stateful Retries leads to Denial of Service...

CVE-2026-41838: Spring Framework Predictable Session ID in WebSocket Module

IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules...

cve-2026-41720 - HIGH - Authentication Bypass with Empty Password in Spring LDAP

cve-2026-41720 - HIGH - Authentication Bypass with Empty Password in Spring LDAP...

cve-2026-41715 - MEDIUM - Reactor Netty HTTP Client Leaks Credentials On Protocol Downgrade Redirect

cve-2026-41715 - MEDIUM - Reactor Netty HTTP Client Leaks Credentials On Protocol Downgrade Redirect...

CVE-2026-41841: Spring Framework Information Disclosure via Static Resource Cache in Spring MVC and WebFlux

Spring MVC and WebFlux applications are vulnerable to Information Disclosure attacks when resolving static resources. More precisely, an application can be vulnerable when all the following are true: When all the conditions above are met, an attacker can get access to a protected resource if a...